Answer:
Two elements because Can is one element and Cl is another. The two is a coeficient that states how many of that element there is.
I hope this helps you!!!
Open system is a system in which mass or energy can be lost to or gained from the environment. In this case, water and power come from external sources best explains why a washing machine would be considered an open system.
(2) a base because they accept H+ ions. NH3 is the conjugate base of NH4+.
Answer:
68
Explanation:
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